@font-face{font-family:"Pretendard";font-weight:45 920;font-style:normal;font-display:swap;src:url("pretendard.woff2") format("woff2")}
/* Layout: 프로덕트 랜딩 구조 — 글래스 내비 / 사진+플로팅 카드 히어로 / 파트너 스트립 / 수치 / 5W1H 벤토 / 탭형 주차 프로그램 / 필터 아카이브 / 멘토링 툴 / 팀 / CTA. 연세 네이비를 브랜드로, 브리지 블루를 인터랙션 색으로. */
:root{
  --bg:#ffffff;
  --bg-2:#f5f7fb;
  --surface:#ffffff;
  --ink:#0a1222;
  --ink-2:#2a3447;
  --muted:#667085;
  --line:#e7eaf0;
  --brand:#003876;
  --accent:#2563eb;
  --accent-soft:#eaf1ff;
  --ivy:#16805a;
  --ivy-soft:#e6f5ee;
  --glass:rgba(255,255,255,.72);
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px -8px rgba(16,24,40,.10);
  --shadow-lg:0 24px 60px -20px rgba(0,40,100,.28);
  --f-sans:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",system-ui,-apple-system,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --r:16px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#070b14;--bg-2:#0c1220;--surface:#0f1626;--ink:#eef2f8;--ink-2:#c9d2e0;--muted:#8a96ab;--line:#1c2638;
  --brand:#6f9ee8;--accent:#5b8cff;--accent-soft:#14213d;--ivy:#3ccf91;--ivy-soft:#0f2a21;--glass:rgba(15,22,38,.72);
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px -8px rgba(0,0,0,.5);--shadow-lg:0 24px 60px -20px rgba(0,0,0,.7);color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#070b14;--bg-2:#0c1220;--surface:#0f1626;--ink:#eef2f8;--ink-2:#c9d2e0;--muted:#8a96ab;--line:#1c2638;
  --brand:#6f9ee8;--accent:#5b8cff;--accent-soft:#14213d;--ivy:#3ccf91;--ivy-soft:#0f2a21;--glass:rgba(15,22,38,.72);
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px -8px rgba(0,0,0,.5);--shadow-lg:0 24px 60px -20px rgba(0,0,0,.7);color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--f-sans);font-size:16px;line-height:1.65;word-break:keep-all;-webkit-font-smoothing:antialiased;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}
h1,h2,h3,h4{margin:0;text-wrap:balance;letter-spacing:-.035em;line-height:1.15;font-weight:700}
p{margin:0}
.wrap{max-width:1180px;margin-inline:auto;padding-inline:24px}
@media (max-width:480px){.wrap{padding-inline:18px}}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:500}
.muted{color:var(--muted)}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--glass);backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line)}
.nav .wrap{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.02em;font-size:17px}
.brand img{width:28px;height:28px;border-radius:50%;background:#fff}
.brand span{color:var(--muted);font-weight:500;font-size:13px;padding-left:10px;border-left:1px solid var(--line)}
.links{display:flex;gap:2px}
.links a{padding:8px 12px;border-radius:8px;font-size:14px;color:var(--ink-2);font-weight:500}
.links a:hover{background:var(--bg-2);color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .15s ease,background .15s ease,box-shadow .15s}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-primary{background:var(--ink);color:var(--bg)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--bg-2)}
.btn svg{width:16px;height:16px}
@media (max-width:860px){.links{display:none}.brand span{display:none}}

/* hero */
.hero{position:relative;overflow:hidden;padding-block:72px 96px}
.hero::before{content:"";position:absolute;inset:-20% -10% auto;height:120%;background:
  radial-gradient(40% 50% at 78% 30%,color-mix(in srgb,var(--accent) 22%,transparent),transparent 70%),
  radial-gradient(35% 45% at 15% 10%,color-mix(in srgb,var(--brand) 16%,transparent),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(60% 60% at 50% 30%,#000 20%,transparent 75%);-webkit-mask-image:radial-gradient(60% 60% at 50% 30%,#000 20%,transparent 75%);opacity:.6;pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:10px;padding:6px 14px 6px 6px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:13px;font-weight:500;box-shadow:var(--shadow);color:var(--ink-2)}
.pill b{background:var(--accent-soft);color:var(--accent);padding:3px 10px;border-radius:999px;font-weight:600;font-size:12px}
.hero h1{font-size:clamp(68px,10vw,132px);font-weight:900;letter-spacing:-.055em;line-height:.92;margin-top:28px}
.hero h1 .colon{color:var(--accent)}
.tagline{font-size:clamp(22px,2.4vw,28px);font-weight:700;letter-spacing:-.04em;margin-top:22px;color:var(--ink)}
.grad{background:linear-gradient(100deg,var(--brand),var(--accent) 60%,var(--ivy));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:clamp(16px,1.5vw,18px);color:var(--muted);margin-top:12px;max-width:30em}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:32px}
.visual{position:relative;min-width:0}
.photo{border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line);aspect-ratio:4/3.2;max-width:100%}
.photo img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1.04)}
.float{position:absolute;background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:14px;padding:12px 14px;box-shadow:var(--shadow-lg);display:flex;gap:12px;align-items:center;font-size:13px}
.float .ic{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;flex-shrink:0}
.float .ic svg{width:18px;height:18px}
.float strong{display:block;font-size:14px;letter-spacing:-.02em}
.float small{color:var(--muted);font-size:12px}
.f1{left:-28px;bottom:36px}
.f1 .ic{background:var(--ivy-soft);color:var(--ivy)}
.f2{right:-18px;top:28px}
.f2 .ic{background:var(--accent-soft);color:var(--accent)}
.f3{right:24px;bottom:-22px;padding:10px 14px}
.prog{width:150px;height:6px;border-radius:9px;background:var(--line);overflow:hidden;margin-top:6px}
.prog i{display:block;height:100%;width:8%;background:linear-gradient(90deg,var(--accent),var(--ivy));border-radius:9px}
@media (prefers-reduced-motion:no-preference){
  .f1{animation:bob 6s ease-in-out infinite}.f2{animation:bob 7s ease-in-out -2s infinite}.f3{animation:bob 6.5s ease-in-out -4s infinite}
  @keyframes bob{50%{transform:translateY(-8px)}}
}
@media (max-width:960px){.hero .wrap{grid-template-columns:1fr;gap:56px}.f1{left:12px}.f2{right:12px}}
@media (max-width:480px){.float{font-size:12px}.f2{top:-16px}.f3{display:none}}

/* partner strip */
.strip{border-block:1px solid var(--line);background:var(--bg-2)}
.strip .wrap{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:20px 48px;padding-block:26px}
.strip .lbl{font-size:13px;color:var(--muted)}
.logo-chip{background:#fff;border-radius:10px;padding:8px 14px;display:inline-flex;border:1px solid var(--line)}
.logo-chip img{height:30px;width:auto;display:block}
.org{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--ink-2);font-size:15px}
.org svg{width:22px;height:22px;color:var(--ivy)}

section{padding-block:112px}
@media (max-width:640px){section{padding-block:80px}}
.head{max-width:720px;display:grid;gap:14px;margin-bottom:56px}
.head.center{margin-inline:auto;text-align:center;justify-items:center}
.head h2{font-size:clamp(32px,4.6vw,52px);font-weight:800}
.head p{font-size:18px;color:var(--muted)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:20px;background:var(--surface);overflow:hidden}
.stat{padding:30px 28px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:44px;font-weight:800;letter-spacing:-.05em;font-variant-numeric:tabular-nums;line-height:1.1}
.stat b em{font-style:normal;font-size:20px;color:var(--muted);margin-left:3px;letter-spacing:-.02em}
.stat span{color:var(--muted);font-size:14px}
@media (max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* bento */
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(200px,auto);gap:16px}
.tile{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:10px;overflow:hidden;min-width:0;transition:border-color .2s,transform .2s,box-shadow .2s}
.tile:hover{border-color:color-mix(in srgb,var(--accent) 40%,var(--line));transform:translateY(-2px);box-shadow:var(--shadow)}
.tile .k{display:flex;align-items:center;justify-content:space-between}
.tile .k code{font-family:var(--f-mono);font-size:12px;color:var(--muted);letter-spacing:.04em}
.tile .w{font-size:13px;font-weight:700;color:var(--accent);font-family:var(--f-mono);letter-spacing:.06em}
.tile h3{font-size:24px;margin-top:auto;padding-top:28px}
.tile p{color:var(--muted);font-size:15px}
.t-why{grid-column:span 2;grid-row:span 2;background:linear-gradient(155deg,#002a5c 0%,#003876 45%,#1d4fbf 100%);border-color:transparent;color:#fff}
.t-why .w,.t-why .k code{color:rgba(255,255,255,.7)}
.t-why h3{font-size:clamp(32px,4vw,46px);font-weight:800}
.t-why p{color:rgba(255,255,255,.82);font-size:17px;max-width:28em}
.t-why .gap{display:grid;gap:10px;margin-top:22px}
.gaprow{display:grid;grid-template-columns:96px 1fr;align-items:center;gap:12px;font-size:13px;color:rgba(255,255,255,.8)}
.bar{height:8px;border-radius:9px;background:rgba(255,255,255,.14);position:relative;overflow:hidden}
.bar i{position:absolute;inset:0 auto 0 0;border-radius:9px;background:rgba(255,255,255,.9)}
.bar i.b{background:#7ee0b0}
.t-why .note{font-size:12px;color:rgba(255,255,255,.55);margin-top:6px}
.t-how{grid-column:span 2}
.flow{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:6px}
.flow span{font-size:13px;font-weight:600;padding:6px 12px;border-radius:999px;background:var(--bg-2);border:1px solid var(--line)}
.flow svg{width:14px;height:14px;color:var(--muted)}
@media (max-width:960px){.bento{grid-template-columns:repeat(2,1fr)}.t-why{grid-row:auto}}
@media (max-width:560px){.bento{grid-template-columns:1fr}.t-why,.t-how{grid-column:auto}}

/* program tabs */
.program{background:var(--bg-2);border-block:1px solid var(--line)}
.prog-ui{display:grid;grid-template-columns:320px 1fr;gap:20px;align-items:start}
.tabs{display:grid;gap:6px;position:relative}
.tab{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;text-align:left;padding:14px 16px;border-radius:14px;border:1px solid transparent;background:transparent;transition:background .15s,border-color .15s}
.tab:hover{background:var(--surface)}
.tab[aria-selected="true"]{background:var(--surface);border-color:var(--line);box-shadow:var(--shadow)}
.tab .n{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-family:var(--f-mono);font-size:13px;font-weight:500;background:var(--surface);border:1px solid var(--line);color:var(--muted)}
.tab[aria-selected="true"] .n{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.tab b{display:block;font-size:16px;letter-spacing:-.02em}
.tab small{color:var(--muted);font-size:13px}
.dotst{width:8px;height:8px;border-radius:50%;background:var(--line)}
.dotst.next{background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:36px;box-shadow:var(--shadow);min-width:0;display:grid;gap:28px}
.panel-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}
.panel h3{font-size:clamp(28px,3.4vw,38px);font-weight:800}
.panel .goal{font-size:17px;color:var(--muted);margin-top:10px;max-width:34em}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;white-space:nowrap}
.badge.next{background:var(--accent-soft);color:var(--accent)}
.badge.todo{background:var(--bg-2);color:var(--muted);border:1px solid var(--line)}
.badge.ok{background:var(--ivy-soft);color:var(--ivy)}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.box{border:1px solid var(--line);border-radius:14px;padding:20px;background:var(--bg-2);min-width:0}
.box h4{font-size:13px;font-family:var(--f-mono);font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.box ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.box li{display:flex;gap:10px;font-size:15px;color:var(--ink-2)}
.box li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:9px;flex-shrink:0}
.meter{display:flex;gap:6px}
.meter i{flex:1;height:4px;border-radius:9px;background:var(--line)}
.meter i.on{background:linear-gradient(90deg,var(--accent),var(--ivy))}
@media (max-width:900px){.prog-ui{grid-template-columns:1fr}.tabs{grid-template-columns:repeat(3,1fr)}.tab{grid-template-columns:1fr;justify-items:start;gap:8px}.tab .dotst{display:none}.panel{padding:26px}}
@media (max-width:560px){.tabs{grid-template-columns:repeat(2,1fr)}.panel-grid{grid-template-columns:1fr}}

/* archive */
.arch-top{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.arch-top .head{margin-bottom:0}
.seg{display:inline-flex;padding:4px;border-radius:12px;background:var(--bg-2);border:1px solid var(--line)}
.seg button{border:0;background:transparent;padding:8px 14px;border-radius:9px;font-size:14px;font-weight:500;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden;display:flex;flex-direction:column;min-width:0;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.thumb{aspect-ratio:16/9;max-width:100%;position:relative;background:var(--bg-2);display:grid;place-items:center;border-bottom:1px solid var(--line);overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb .ph{display:grid;justify-items:center;gap:8px;color:var(--muted);font-size:13px}
.thumb .ph svg{width:28px;height:28px;opacity:.6}
.thumb .wk{position:absolute;left:14px;top:14px;font-family:var(--f-mono);font-size:12px;font-weight:500;padding:4px 9px;border-radius:7px;background:var(--glass);backdrop-filter:blur(8px);border:1px solid var(--line);color:var(--ink)}
.card .body{padding:20px 22px 22px;display:grid;gap:8px}
.card .meta{display:flex;justify-content:space-between;align-items:center;gap:8px}
.card .meta time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.card h3{font-size:19px;letter-spacing:-.03em}
.card p{font-size:14px;color:var(--muted)}
@media (max-width:960px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.cards{grid-template-columns:1fr}}

/* kit */
.kit{background:var(--bg-2);border-block:1px solid var(--line)}
.kit-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:16px}
.qcard{grid-row:span 2;border-radius:20px;padding:36px;background:var(--ink);color:var(--bg);display:flex;flex-direction:column;gap:20px;min-height:380px;position:relative;overflow:hidden}
.qcard::after{content:"";position:absolute;right:-80px;bottom:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 55%,transparent),transparent 70%);opacity:.6}
.qcard .eyebrow{color:color-mix(in srgb,var(--bg) 70%,transparent)}
.qcard .count{font-family:var(--f-mono);font-size:13px;opacity:.6}
.qtext{font-size:clamp(26px,3.2vw,36px);font-weight:700;letter-spacing:-.04em;line-height:1.3;margin-top:auto;position:relative;z-index:1;transition:opacity .25s}
.qhint{font-size:15px;opacity:.65;position:relative;z-index:1}
.qbar{display:flex;gap:8px;position:relative;z-index:1}
.qbar button{height:42px;padding:0 18px;border-radius:999px;border:1px solid color-mix(in srgb,var(--bg) 25%,transparent);background:transparent;color:var(--bg);font-weight:600;font-size:14px}
.qbar button.main{background:var(--bg);color:var(--ink);border-color:var(--bg)}
.mini{border:1px solid var(--line);border-radius:20px;background:var(--surface);padding:28px;min-width:0}
.mini h3{font-size:20px;margin-bottom:18px}
.tl{list-style:none;margin:0;padding:0;display:grid;gap:0}
.tl li{display:grid;grid-template-columns:56px 1fr;gap:14px;padding:12px 0;border-top:1px solid var(--line);font-size:15px}
.tl li:first-child{border-top:0;padding-top:0}
.tl code{font-family:var(--f-mono);font-size:13px;color:var(--accent);font-variant-numeric:tabular-nums}
.chk{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.chk li{display:flex;gap:12px;font-size:15px;color:var(--ink-2)}
.chk svg{width:20px;height:20px;color:var(--ivy);flex-shrink:0;margin-top:2px}
@media (max-width:860px){.kit-grid{grid-template-columns:1fr}.qcard{grid-row:auto;min-height:320px}}

/* team */
.team-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.mem{border:1px solid var(--line);border-radius:var(--r);padding:24px 16px;display:grid;justify-items:center;gap:12px;background:var(--surface);text-align:center;transition:transform .2s}
.mem:hover{transform:translateY(-3px)}
.av{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:22px;color:#fff;letter-spacing:-.02em}
.mem b{font-size:16px}
.mem small{font-family:var(--f-mono);font-size:11px;color:var(--muted);letter-spacing:.06em}
@media (max-width:960px){.team-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:440px){.team-grid{grid-template-columns:repeat(2,1fr)}}

/* closing */
.closing{padding-block:0 112px}
.cta-band{border-radius:28px;padding:64px 48px;background:linear-gradient(135deg,#00214a,#003876 50%,#1e4fc2);color:#fff;position:relative;overflow:hidden;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center}
.cta-band::before{content:"";position:absolute;inset:0;background:url("../img/campus.jpg") center/cover;opacity:.16;mix-blend-mode:luminosity}
.cta-band>*{position:relative}
.cta-band h2{font-size:clamp(30px,4vw,46px);font-weight:800}
.cta-band p{color:rgba(255,255,255,.8);margin-top:14px;font-size:17px}
.cta-band .acts{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.btn-white{background:#fff;color:#002a5c}
.btn-line{border-color:rgba(255,255,255,.35);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.1)}
@media (max-width:860px){.cta-band{grid-template-columns:1fr;padding:44px 28px}.cta-band .acts{justify-content:flex-start}}

footer{border-top:1px solid var(--line);padding-block:40px 48px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
footer p{font-size:13px;color:var(--muted)}
footer nav{display:flex;gap:18px;font-size:13px;color:var(--muted);flex-wrap:wrap}
footer nav a:hover{color:var(--ink)}

/* reveal: visible at rest, only slides */
@media (prefers-reduced-motion:no-preference){
  .rv{transition:transform .7s cubic-bezier(.2,.7,.2,1)}
  .rv.pre{transform:translateY(18px)}
  .hero h1,.hero .sub,.hero .cta,.pill{animation:up .8s cubic-bezier(.2,.7,.2,1) both}
  .tagline{animation:up .8s cubic-bezier(.2,.7,.2,1) .05s both}
  .hero .sub{animation-delay:.08s}.hero .cta{animation-delay:.16s}
  .photo img{animation:zoom 1.6s cubic-bezier(.2,.7,.2,1) both}
  @keyframes up{from{transform:translateY(16px)}}
  @keyframes zoom{from{transform:scale(1.14)}}
}


/* ===== Multi-page additions ===== */
body{margin:0;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
.links a[aria-current="page"]{color:var(--accent);background:var(--accent-soft)}
.nav-right{display:flex;align-items:center;gap:8px}
.menu-btn{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--surface);place-items:center}
.menu-btn svg{width:20px;height:20px}
.mnav{display:none;border-top:1px solid var(--line);background:var(--surface)}
.mnav.open{display:block}
.nav .mnav .wrap{height:auto;display:grid;justify-content:stretch;gap:2px;padding-block:10px 16px}
.mnav a{padding:12px 14px;border-radius:10px;font-weight:500;color:var(--ink-2)}
.mnav a[aria-current="page"]{background:var(--accent-soft);color:var(--accent)}
@media (max-width:860px){.menu-btn{display:grid}.nav .nav-right .btn{display:none}}
@media (min-width:861px){.mnav{display:none!important}}

/* sub-page header */
.phead{position:relative;overflow:hidden;padding-block:72px 64px;border-bottom:1px solid var(--line);background:var(--bg-2)}
.phead::before{content:"";position:absolute;inset:0;background:radial-gradient(45% 80% at 85% 0%,color-mix(in srgb,var(--accent) 16%,transparent),transparent 70%);pointer-events:none}
.phead .wrap{position:relative;display:grid;gap:14px}
.crumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted)}
.crumb a:hover{color:var(--ink)}
.phead h1{font-size:clamp(36px,5.4vw,60px);font-weight:800}
.phead p{font-size:18px;color:var(--muted);max-width:40em}
.page-sec{padding-block:72px 96px}
@media (max-width:640px){.phead{padding-block:52px 44px}.page-sec{padding-block:52px 72px}}
.program.page-sec{background:transparent;border:0}
.kit.page-sec{background:transparent;border:0}

/* home: explore cards */
.explore{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.xcard{position:relative;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:28px;display:flex;flex-direction:column;gap:10px;min-height:220px;transition:transform .2s,box-shadow .2s,border-color .2s}
.xcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}
.xcard .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent)}
.xcard .ic svg{width:22px;height:22px}
.xcard h3{font-size:22px;margin-top:auto;padding-top:20px}
.xcard p{color:var(--muted);font-size:15px}
.xcard .go{position:absolute;right:24px;top:28px;color:var(--muted);transition:transform .2s,color .2s}
.xcard .go svg{width:20px;height:20px}
.xcard:hover .go{transform:translateX(4px);color:var(--accent)}
.xcard.feature{grid-column:span 2;background:linear-gradient(155deg,#002a5c 0%,#003876 45%,#1d4fbf 100%);color:#fff;border-color:transparent}
.xcard.feature p{color:rgba(255,255,255,.8)}
.xcard.feature .ic{background:rgba(255,255,255,.14);color:#fff}
.xcard.feature .go{color:rgba(255,255,255,.7)}
.xcard.feature .meter{margin-top:14px;max-width:420px}
.xcard.feature .meter i{background:rgba(255,255,255,.18)}
.xcard.feature .meter i.on{background:#7ee0b0}
@media (max-width:960px){.explore{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.explore{grid-template-columns:1fr}.xcard.feature{grid-column:auto}}

/* prev / next */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:72px}
.pager a{border:1px solid var(--line);border-radius:var(--r);padding:20px 24px;background:var(--surface);display:grid;gap:4px;transition:border-color .2s,box-shadow .2s}
.pager a:hover{border-color:color-mix(in srgb,var(--accent) 40%,var(--line));box-shadow:var(--shadow)}
.pager small{font-size:13px;color:var(--muted)}
.pager b{font-size:18px;letter-spacing:-.02em}
.pager .nx{text-align:right;grid-column:2}
@media (max-width:560px){.pager{grid-template-columns:1fr}.pager .nx{grid-column:auto}}